Games like Mike the Cat
Games like Mike the Cat include Hollow Knight, Montaro, A Hat in Time, Hollow Knight: Silksong, and Zup! S. We matched them by the tags players give Mike the Cat on Steam (Casual, Platformer, 3D Platformer, 2D, and 3D): closest matches first, and among equally close ones the better-known games.

Hollow Knight
Shared: Platformer · 2D · Indie

Montaro
Shared: Casual · Cute · Indie

A Hat in Time
Shared: 3D Platformer · Cute · Platformer

Hollow Knight: Silksong
Shared: 2D · Indie · Platformer

Zup! S
Shared: Casual · 2D · Indie

Kao the Kangaroo: Round 2 (2003 re-release)
Shared: 3D Platformer · Casual · Platformer

Pikuniku
Shared: Casual · Indie · Cute

Cat Goes Fishing
Shared: 2D · Casual · Cute

Transformice
Shared: Platformer · Casual · 2D

Toki Tori
Shared: Casual · Platformer · Indie

FEZ
Shared: Platformer · Indie · Casual

Turbo Pug
Shared: Casual · 2D · Indie

your wife
Shared: Casual · Cute · 2D

BEEP
Shared: Platformer · 2D · Indie

Celeste
Shared: Platformer · Indie · 2D

WEBFISHING
Shared: Casual · Cute · Indie

Bloons TD 6
Shared: Casual · Singleplayer · 3D

Muse Dash
Shared: Casual · Cute · 2D

Defy Gravity Extended
Shared: Platformer · 2D · Indie

Woodle Tree Adventures
Shared: Platformer · 3D Platformer · Indie

Plants vs. Zombies GOTY Edition
Shared: Casual · 2D · Singleplayer

Geometry Dash
Shared: 2D · Platformer · Singleplayer

Donut County
Shared: Casual · Indie · Cute

Chained Together
Shared: Platformer · Casual · 3D Platformer